/**
 * Created with IntelliJ IDEA.
 * Description:
 * User: 苏西西
 * Date: 2023-11-15
 * Time: 20:31
 */
public class MyStack {
    public int[] elem;
    public int usedSize;

    public MyStack(){
        this.elem = new int[10];
    }
    //压栈
    public void push(int val){

    }

}
